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abstract class abstrctIt { abstract float getFloat (); } public class AbstractTest extends AbstractIt { private float f1= 1.0f; private float getFloat () {return f1;} } What is the result?()
A . Compilation is successful.
B . An error on line 6 causes a runtime failure.
C . An error at line 6 causes compilation to fail.
D . An error at line 2 causes compilation to fail.
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abstract class abstrctIt { abstract float getFloat (); } public class AbstractTest extends AbstractIt { private float f1= 1.0f; private float getFloat () {return f1;} } What is the result? ()
A . Compilation is successful.
B . An error on line 6 causes a runtime failure.
C . An error at line 6 causes compilation to fail.
D . An error at line 2 causes compilation to fail.
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1. abstract class AbstractIt { 2. abstract float getFloat(); 3. } 4. public class AbstractTest extends AbstractIt { 5. private float f1 = 1.0f; 6. private float getFloat() { return f1; } 7. } What is the result?()
A . Compilation succeeds.
B . An exception is thrown.
C . Compilation fails because of an error at line 2.
D . Compilation fails because of an error at line 6.
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Basically, an abstract is a single paragraph (about 200 words) containing about 4 to 10 full sentences.
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Conceptual skills are the ability to think and to conceptualize about abstract and complex situations.
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Which of the following about the controlling idea is not true?
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What is skim?To skim is to get a ______ idea about an article or a book.
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What's the main idea of the passage?
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We rely on preexisting ideas about underlying _______ and what we observe.
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Analogies are especially helpful in explaining abstract ideas , for they relate ideas that cannot be experienced through the senses of sight, smell, hearing, touch, or taste, to a sense experience, thus making the ideas easy to understand.
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When people search for information, they enter the key words related to the subject. Thus an abstract must contain __________about what is essential in the article, paper or report.
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Which of the following is WRONG about the abstract of scientific paper?
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Values are ideas that people assume to be true about the world.
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What's the main idea of para. 6?
A.Adults can continue their learning
B.Most continuing education classes are in the evening
C.Adults have many opportunities to continue their learning
D.Classes are held for working people
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听力原文: Man: My secretary tells me that you'd like to know something about mechanical engineering. What I can do is give you some idea of the variety of specialties within the field.
Woman: I'd appreciate that very much.
Man: One of the oldest mechanical engineering areas is machine design. First, we need to know the purpose, of a particular machine, whether it's a crane or a tool or a steam engine. Then, if we know the loads that this machine will carry, we can make the most efficient use of the materials we have.
Woman: I see. Is heating included in this field?
Man: Oh, yes. Heating, refrigeration, and air conditioning rely quite a lot on thermodynamics and theories of heat transfer. The goal is to make the most efficient use of power. This area can be quite involved with mathematics.
Woman: I've heard of the Carnot cycle. Does this concern the mechanical engineer?
Man: Very much so. The whole field of internal combustion engines is based on the principles set out by Carnot. The mechanical engineer deals with two and four-cycle engines, gasoline and diesel engines, gas turbines, and the like.
Woman: Isn't that part of automotive engineering?
Man: Yes. This is one of our largest industries.
Woman: What about the aircraft industry?
Man: Of course. Aeronautical engineering became a very large field with the widespread use of airplanes. Now, with space travel, it promises to grow even larger.
Woman: Well, you've been most helpful, sir.
Man: Not at all. Come in again.
27.Why has the woman come to the man's place?
28.What is the man's field of research?
29.Which of the following subjects is involved in mechanical engineering?
30.Who was Carnet according to the man?
(47)
A.She is planning to buy a refrigerator.
B.She is interested in fashion design.
C.She wanted to know something about a subject.
D.She asked the man to help her find a job.
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What's the main idea of this passage?
A.Censors are fully qualified for their job.
B.Many publications and films are not works of art.
C.Society will not do without censorship.
D.Works of art should be set apart front pornographic works.
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What's the main idea of the passage?
A.Everybody uses only one form. of communication.
B.Nonlinguistic language is very useful to foreigners.
C.When a language is a barrier, people will find other forms of communication.
D.Although other forms of communication exist, oral speech is .the fastest.
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What's the main idea of Para 3?
A.The division of labor and other economic changes.
B.The need for disciplined product planning came out.
C.The introduction of the new order.
D.The history of the term "design".
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The main idea of the passage is about ______.
A.the present condition and the prospect of TV programs
B.soaps' decline in viewers
C.profits got by soaps through advertisements
D.a brief introduction of soaps
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What's the main idea of the passage
A.Online advertising is more effective than TV advertising.
B.Google and Yahoo! are challenging Microsoft in the field of advertising.
C.Google's new advertising service could make the internet an even more valuable marketing medium.
D.Online advertising is popular with advertisers.
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英语高手来进
Around the world,people have different ideas about what good table m_____ are.
Lsat moth,we had a talent show which was a great s______
At the party,Mary played a beautiful music P_____
Please keep it as a s______ between us.Don't tell others
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听力原文:M: I really like those abstract paintings we saw in the exhibition today. What did you think?
W: I guess it's something I haven't acquired a taste for yet.
What does the man imply?
(18)
A.He has no taste for art.
B.He didn't go to the exhibition.
C.He didn't like the paintings.
D.The paintings are too abstract.
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What is the principal idea of the article concerned about?
A.Videogame addiction in children.
B.Positive effects of addictions.
C.Families concern about their children’s addiction to videogames.
D.Treatment for videogame addiction.
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It’s not a good idea to talk about income with Americans.()
是
否